postmultiply-transforms

Function

Summary

Postmultiplies two transforms.

Package

graphics-ports

Signature

postmultiply-transforms
transform1
transform2

Arguments

transform1

A transform.

transfrom2

A transform.

Description

The
postmultiply-transforms
function postmultiplies the partial 3 x 3 matrix represented by
transform1
by the partial 3 x 3 matrix represented by
transform2
, storing the result in
transform1
. In the result, the translation, scaling and rotation operations contained in
transform2
are effectively performed
after
those in
transform1
.